Home / 101,152.17-151,653.38-48,511.53

Finding the Fourth Proportional to 101,152.17, 151,653.38 and 48,511.53

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Solution

The fourth proportional to 101,152.17, 151,653.38 and 48,511.53 is: 72,731.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,152.17 : 151,653.38 = 48,511.53 : x
  2. Step 2: Convert to fraction form
    101,152.17/151,653.38 = 48,511.53/x
  3. Step 3: Cross multiply
    101,152.17x = 151,653.38 × 48,511.53
  4. Step 4: Simplify right side
    101,152.17x = 7,356,937,250.91
  5. Step 5: Solve for x
    x = 7,356,937,250.91/101,152.17
  6. Step 6: Final answer
    x = 72,731.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.